Fitbit Product Experts Alumni are retired members of the Fitbit Product Expert Program. Learn more
Welcome to the Fitbit community, @JLJ74!
Charge 6, as any other Fitbit device worn on the wrist, should automatically detect when you're sleeping. To improve automatic sleep tracking accuracy, it's a good idea to set up a sleep schedule and a sleep goal. To see how to do that, please have closer look at the corresponding sections following this link:
How do I track my sleep with my Fitbit device?
Fitbit Product Experts Alumni are retired members of the Fitbit Product Expert Program. Learn more
Thanks for reporting back, @JLJ74. Glad if I could help you.
Here you'll find useful information for a comfortable start with your new device:
How do I get started with Fitbit Charge 6?
Enjoy your new Charge 6!